# Klarstein vs persify app

The clearest difference is in-app purchases: Klarstein at none against persify app's 1. Klarstein also leads on device support (4 vs 2) and iOS requirement (13.0 vs 15.0). On price, update cadence and ads there is nothing between them.

Both are free to download. persify app sells 1 one-off in-app purchase. Klarstein asks for nothing beyond the download.

Klarstein ships an update monthly, persify app every 3 weeks. The most recent releases landed on October 15, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Klarstein | persify app |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (29 ratings)](https://appshunter.io/ios/app/klarstein/id1479571307/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 52.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 243 MB | 49 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chal-Tec GmbH](https://appshunter.io/developer/1300080322) | [Mohsen Jafari](https://appshunter.io/developer/1678602851) |

## What reviewers say

### Klarstein

[App page](https://appshunter.io/ios/app/klarstein/id1479571307)

Control and monitor your smart home devices remotely from anywhere in the world. Organize devices by room, track real-time temperature and humidity, and access guides to learn app features. Stay updated on sales and connect with customer support.

**Highlights:** Remote device control, Real-time monitoring, Room organization, Temperature and humidity tracking, In-app guides, Sales information

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy setup and use
- 📱 Remote control via app
- 🗣️ Alexa and voice assistant integration
- 💡 Scene and automation creation
- 🏠 Home network integration

**What reviewers complain about**

- 🐛 Frequent bugs and glitches
- 📉 Unreliable scheduling
- ❌ App crashes and freezes
- ⚠️ Random resets of settings
- 🔌 Connection issues

**Reported bugs**

- App crashes after update
- Schedules ignored or reset randomly
- Devices turn on/off randomly
- Temperature settings are random
- App does not work after update

**Requested features**

- Dark mode
- Power consumption monitoring
- Siri/HomeKit integration
- Ability to select multiple devices for scenes
- Remove sound on radiator


### persify app

[App page](https://appshunter.io/ios/app/persify-app/id6761148104)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Identity Verification Fee | $17.99 | one-time |


## Frequently asked questions

### Is Klarstein free?

Klarstein is free to download, with no in-app purchases.

### Is persify app free?

persify app is free to download, with in-app purchases available.

### Do Klarstein or persify app have ads?

Neither Klarstein nor persify app shows ads.

### Which is updated more often, Klarstein or persify app?

Klarstein ships an update monthly, and persify app every 3 weeks. Most recently, Klarstein was updated on October 15, 2026 and persify app on September 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*